The B&K Products 108-904 Vacuum Breaker is a critical component for outdoor water systems, designed to prevent contaminated water from flowing back into your home’s potable water supply. Built from heavy-duty brass, this backflow preventer offers superior strength and durability for long-term use. It is ideal for use with hose bibbs and outdoor faucets, ensuring compliance with plumbing codes and protecting your water system from potential contamination.

This vacuum breaker is self-actuating, meaning it operates automatically without manual intervention. It features a 3/4-inch female hose thread inlet and a 3/4-inch male hose thread outlet, making it compatible with standard garden hoses and outdoor fixtures. The integrated screw allows for a permanent connection to the valve—simply break it off after tightening for tamper-proof installation. Rated for a maximum working pressure of 125 PSI, this device meets ANSI B1.20.7 standards and is NSF 61 compliant for safe use in potable water systems.

Key Features:

• Size: 3/4-in FHT x 3/4-in MHT
• Material: Heavy-duty brass construction
• Design: Vacuum breaker for backflow prevention
• Operation: Self-actuating; no manual operation required
• Pressure Rating: Maximum working pressure of 125 PSI
• Compliance: ANSI B1.20.7 hose thread standard; NSF 61 certified
• Installation: Screw allows permanent connection; break off after tightening
• Durability: Corrosion-resistant brass for long service life

Applications:

• Outdoor hose bibbs
• Garden hose connections
• Residential and commercial irrigation systems
• Backflow prevention for potable water protection